Jul 5, 2011 4:00am PDT
. dr. jon lapook has more. >> reporter: worrisome news for the more than 7 million americans who have taken chantix. a new analysis links the pill to a 72% increase in the risk of heart problems. johns hopkins dr. singh led the research. >> it is causing the same problems that we are trying to prevent, that's why it's not worth the risk. we need to prevent cardio disease among smokers, not increase. >> reporter: the review combines 14 studies involving more than 8,000 patients. while a 72% increased risk sounds alarming, the companion editorial titles, is it a heartbreaker? notes that cardiovascular problems including chest pain, heart attack and stroke are still rare. occurring in only about 1% of patients taking chantix. the drugmaker pfizer questions the way the analysis was conducted. dr. gail caldwell is vice president of medical affairs for pfizer. >> we will continue to do a more in-depth look as the fda is asking us to do but to date we have not seen evidence of important risks to the heart health of patients. from chantix. >> reporter: in mid june the fda warned chantix might
Jul 27, 2011 5:30pm PDT
in a brazen attack. cell phone safety: to all those minutes add up to health problems for kids? dr. jon lapook reports. and it's a place where wounded warriors learn to hope again. david martin on the closing of walter reed. captioning sponsored by cbs this is the "cbs evening news" with scott pelley. >> schieffer: good evening, scott's off tonight. i'm bob schieffer. the fallout from washington's inability to find a solution to the budget crisis and raise the debt limit has, apparently, begun. on wall street, the stock market was down for the third day in a row. the dow fell more than 198 point today. for the week, it's down nearly 400 points, and it has lost close to $105 billion in value. some of the bond rating services are now saying that even if congress does reach an agreement on a budget plan, it may be too late to avoid lowering the rating on some american securities. we have three reports tonight on that and what it means for small business and your credit card. and we start with anthony mason. anthony. >> reporter: bob, america's credit rating has never fallen below triple "a,"
Jul 5, 2011 7:00am PDT
was former utah governor jon huntsman, the most moderate of the candidates vying for the anti-romney vote. huntsman has already ruled out competing in iowa and understands new hampshire is a must-win state. >> it is absolutely central to victory. this is a state you must win. >> reporter: in iowa, which votes first in a presidential contest, candidates were fighting for the social conservative vote. there were long shots newt gingrich and rick santorum. as well as tea party sensation michele bachmann. a recent poll has the minnesota congresswoman in a statistical dead heat with romney while gingrich and santorum barely made a dent in the single digits. tim pawlenty also polled poorly there. he raised a disappointing $4.2 million this quarter and has had no public event over the holiday weekend. but those in the bottom half of the poll can take comfort in the fact that the early polls don't tell us that much. this time four years ago mike huckabee was way down at 4% right where rick santorum is today. huckabee ended up winning iowa. >> jan crawford in washington this morning, thanks. >>> j